128 lines
3.5 KiB
C
128 lines
3.5 KiB
C
/*
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* (C) Copyright 2011, Stefan Kristiansson, stefan.kristianssons@saunalahti.fi
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef __CONFIG_H
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#define __CONFIG_H
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/*
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* BOARD/CPU
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*/
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#define CONFIG_SYS_CLK_FREQ 50000000
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#define CONFIG_SYS_RESET_ADDR 0x00000100
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#define CONFIG_SYS_SDRAM_BASE 0x00000000
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#define CONFIG_SYS_SDRAM_SIZE 0x02000000
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#define CONFIG_SYS_CACHELINE_SIZE 16
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#define CONFIG_SYS_UART_BASE 0x90000000
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#define CONFIG_SYS_UART_FREQ CONFIG_SYS_CLK_FREQ
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#define CONFIG_SYS_UART_BAUD 115200
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#define CONFIG_BOARD_NAME "OpenRISC Generic"
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#define CONFIG_SYS_NO_FLASH
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#define CONFIG_SYS_MAX_FLASH_SECT 0
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/*
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* SERIAL
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*/
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# define CONFIG_SYS_NS16550_SERIAL
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# define CONFIG_SYS_NS16550_REG_SIZE 1
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# define CONFIG_CONS_INDEX 1
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# define CONFIG_SYS_NS16550_COM1 (0x90000000)
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# define CONFIG_SYS_NS16550_CLK CONFIG_SYS_CLK_FREQ
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#define CONFIG_BAUDRATE CONFIG_SYS_UART_BAUD
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#define CONFIG_SYS_BAUDRATE_TABLE {CONFIG_BAUDRATE}
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#define CONFIG_SYS_CONSOLE_INFO_QUIET /* Suppress console info */
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#define CONSOLE_ARG "console=console=ttyS0,115200\0"
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/*
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* Ethernet
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*/
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#define CONFIG_SYS_ETHOC_BASE 0x92000000
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#define CONFIG_BOOTFILE "boot.img"
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#define CONFIG_LOADADDR 0x100000 /* 1MB mark */
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/*
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* TIMER
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*/
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#define CONFIG_SYS_OPENRISC_TMR_HZ 100
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/*
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* Memory organisation:
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*
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* RAM start ---------------------------
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* | ... |
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* ---------------------------
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* | Stack |
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* ---------------------------
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* | Global data |
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* ---------------------------
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* | Environment |
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* ---------------------------
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* | Monitor |
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* RAM end ---------------------------
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*/
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/* We're running in RAM */
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#define CONFIG_MONITOR_IS_IN_RAM
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#define CONFIG_SYS_MONITOR_LEN 0x40000 /* Reserve 256k */
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#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_SDRAM_BASE + \
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CONFIG_SYS_SDRAM_SIZE - \
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CONFIG_SYS_MONITOR_LEN)
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#define CONFIG_ENV_IS_NOWHERE
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#define CONFIG_ENV_SIZE 0x20000 /* Total Size of Environment, 128KB */
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#define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SIZE)
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/*
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* Global data object and stack pointer
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*/
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#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_ENV_ADDR \
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- GENERATED_GBL_DATA_SIZE)
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#define CONFIG_SYS_GBL_DATA_ADDR CONFIG_SYS_GBL_DATA_OFFSET
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#define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_GBL_DATA_OFFSET
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#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
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#define CONFIG_SYS_STACK_LENGTH 0x10000 /* 64KB */
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#define CONFIG_SYS_MALLOC_LEN 0x400000 /* 4MB */
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#define CONFIG_SYS_MALLOC_BASE (CONFIG_SYS_INIT_SP_OFFSET \
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- CONFIG_SYS_STACK_LENGTH \
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- CONFIG_SYS_MALLOC_LEN)
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/*
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* MISC
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*/
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#define CONFIG_SYS_LONGHELP /* Provide extended help */
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#define CONFIG_SYS_CBSIZE 256 /* Console I/O buf size */
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#define CONFIG_SYS_MAXARGS 16 /* Max command args */
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#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Bootarg buf size */
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#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
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sizeof(CONFIG_SYS_PROMPT) + \
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16) /* Print buf size */
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#define CONFIG_SYS_LOAD_ADDR CONFIG_SYS_SDRAM_BASE
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#define CONFIG_SYS_MEMTEST_START (CONFIG_SYS_SDRAM_BASE + 0x2000)
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#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_INIT_SP_ADDR - 0x20000)
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#define CONFIG_CMDLINE_EDITING
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/*
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* Command line configuration.
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*/
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#define CONFIG_CMD_IRQ
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#define CONFIG_CMD_BSP
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#define CONFIG_LMB
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/*
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* BOOTP options
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*/
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#define CONFIG_BOOTP_BOOTFILESIZE
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#define CONFIG_BOOTP_BOOTPATH
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#define CONFIG_BOOTP_GATEWAY
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#define CONFIG_BOOTP_HOSTNAME
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#endif /* __CONFIG_H */
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